Home / 3,944.00-5,442.26-2,175.26

Finding the Fourth Proportional to 3,944.00, 5,442.26 and 2,175.26

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Solution

The fourth proportional to 3,944.00, 5,442.26 and 2,175.26 is: 3,001.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944.00 : 5,442.26 = 2,175.26 : x
  2. Step 2: Convert to fraction form
    3,944.00/5,442.26 = 2,175.26/x
  3. Step 3: Cross multiply
    3,944.00x = 5,442.26 × 2,175.26
  4. Step 4: Simplify right side
    3,944.00x = 11,838,292.40
  5. Step 5: Solve for x
    x = 11,838,292.40/3,944.00
  6. Step 6: Final answer
    x = 3,001.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.